import numpy as np
from numpy.linalg import *

print(np.eye(3))
print(np.eye(5,4,2))
print(np.eye(5,4,-3))
lst=np.array([[1.,2.],
              [3.,4.]])
print(inv(lst))
print(lst.transpose())
print(det(lst))
print(eig(lst))
y=np.array(([5.],[7.]))
print(solve(lst,y))
